Airlines with flights from Dulles to Austin

There are five airlines with scheduled flights between IAD and AUS. Both United and Allegiant operates non-stop flights from Washington Dulles Airport to Austin-Bergstrom International Airport and the flight time is 3 hours and 31 minutes.

Choose airline

Schedules

United Airlines

Non-stop with United Airlines

  • Total flight time: 3 hours and 31 minutes
  • Dulles is a United Airlines hub (Secondary hub).
  • 21 flights per week
  • Boeing 737-700 Passenger
    Boeing 737MAX 9 Passenger
    Boeing 737-800 Passenger
    Embraer 175 (Enhanced Winglets)
  • First class available
IAD
Direct
AUS
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
UA1734
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08:30
08:30
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08:30
UA2447
08:30
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08:30
08:30
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UA4012
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08:30
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UA6366
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13:10
13:20
UA2746
13:20
13:20
13:20
13:20
13:20
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UA2337
18:00
18:00
18:00
18:00
18:00
18:00
18:00
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAD - AUS

The timetable & schedule information was updated at 2026-04-22

Allegiant Air

Non-stop with Allegiant Air

  • Total flight time: 3 hours and 15 minutes
  • Low-cost airline
  • Austin is a Allegiant Air focus city (Operating base).
  • 2 flights per week
  • Airbus A320
IAD
Direct
AUS

The timetable & schedule information was updated at 2026-04-22

American Airlines

Via Charlotte with American Airlines

  • Total flight time: 4h 56m - 7h 40m.
  • One World Alliance
  • 189 flights per week
IAD
 
Via CLT
 
AUS

The timetable & schedule information was updated at 2026-04-22

American Airlines

Via Dallas with American Airlines

  • Total flight time: 4h 57m - 7h 25m.
  • One World Alliance
  • 122 flights per week
IAD
 
Via DFW
 
AUS

The timetable & schedule information was updated at 2026-04-22

Delta Air Lines

Via Atlanta with Delta Air Lines

  • Total flight time: 4h 58m - 7h 29m.
  • Sky Team Alliance
  • 186 flights per week
IAD
 
Via ATL
 
AUS
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
DL2127
DL2886
06:00
06:00
06:00
06:00
06:00
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06:00
DL1354
DL2886
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06:33
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DL1354
DL2011
08:27
08:27
08:27
08:27
08:27
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08:27
DL2127
DL2011
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08:27
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DL1324
DL1397
10:16
10:16
10:16
10:16
10:16
10:58
10:16
DL1444
DL1491
12:37
12:37
12:37
12:37
12:37
12:47
12:39
DL2135
DL1170
15:02
15:02
15:02
15:02
15:02
15:02
15:08
DL1695
DL1081
17:51
17:51
17:51
17:51
17:51
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17:51
DL2902
DL1335
19:39
19:39
19:39
19:39
19:39
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19:39
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAD - AUS

The timetable & schedule information was updated at 2026-04-22

United Airlines

Via Houston with United Airlines

  • Total flight time: 4h 59m - 7h 37m.
  • Dulles is a United Airlines hub (Secondary hub).
  • 149 flights per week
  • Boeing 737-700 Passenger
    Boeing 737MAX 9 Passenger
    Boeing 737-800 Passenger
    Embraer 175 (Enhanced Winglets)
IAD
 
Via IAH
 
AUS
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
UA1907
UA1823
06:30
06:30
06:30
06:30
06:30
06:30
06:30
UA1524
UA1859
08:40
08:40
08:40
08:40
08:40
08:40
08:40
UA1535
UA1711
12:50
12:50
12:50
12:50
12:50
12:50
12:50
UA2857
UA2674
14:53
14:53
14:53
14:53
14:53
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14:53
UA2857
UA6125
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14:53
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UA2217
UA1179
17:59
17:59
17:59
17:59
17:59
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17:59
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAD - AUS

The timetable & schedule information was updated at 2026-04-22

Staying up-to-date with the airlines

At Airlineinformation.com you can learn all about the airlines operating around the world together with their destinations and where they operate. You will get a transparent overview of airlines with scheduled flights between any two destinations with non-stop or 1-stop flights regardless of price or availability.
Flight data on this page was last updated on 2026-06-02